AutoMeter 5" Sport-Comp II In-Dash Tachometer - 10,000 RPM H775C15M A letter designation is molded

A letter designation is molded in the bottom to identify compound

helping to build low pressure while improving vacuum signal to the carb

thus forming a "V" shape

Modifieds to heavy stock cars - AFCO has the correct springs

1/8 in NPT Female Return

AutoMeter 5" Sport-Comp II In-Dash Tachometer - 10,000 RPM H775C15M A letter designation is moldedSince 1957, AutoMeter has set the standard in performance, accuracy and durability with their legendary Tachometers. The absolute pinnacle of engineering and technology, it's no wonder AutoMeter can lay claim to more motorsports victories than every other gauge manufacturer combined. The patented air core meter movement, wound in house to exacting standards, can move the needle from 0 10,000 rpm in 333 milliseconds. An inaugural inductee to the Hot